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Same-Denominator Fractions

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Same-Denominator Fractions worksheet preview

Same-Denominator Fractions

Part 1: Build and add

Use fraction tiles if needed. Draw or describe your model. Write the improper fraction and a mixed number when the answer is greater than one.

1. 1/2 + 1/2 =

Improper fraction: ________    Mixed number, if needed: ________

2. 1/3 + 2/3 =

Improper fraction: ________    Mixed number, if needed: ________

3. 3/4 + 2/4 =

Improper fraction: ________    Mixed number, if needed: ________

4. 4/6 + 5/6 =

Improper fraction: ________    Mixed number, if needed: ________

Part 2: Add and subtract

Combine or remove the numerators. Keep the denominator the same. Show a model or describe it briefly.

5. 2/6 + 3/6 =

Improper fraction: ________    Mixed number, if needed: ________

6. 7/6 − 2/6 =

Improper fraction: ________    Mixed number, if needed: ________

7. 3/8 + 3/8 + 3/8 =

Improper fraction: ________    Mixed number: ________

8. 11/8 − 3/8 =

Improper fraction: ________    Mixed number, if needed: ________

9. 3/10 + 8/10 =

Improper fraction: ________    Mixed number: ________

10. 13/10 − 5/10 =

Improper fraction: ________    Mixed number, if needed: ________

Part 3: Explain and challenge

11. Why does the denominator stay the same?

Use words, a drawing or an equation.

12. Challenge: Create your own same-denominator calculation equal to 1 1/4.

Calculation: ________________________________

Improper fraction: ________    Explain or show your model: ____________________

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